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      Elev 16 ft, 37.654 °N 122.422 °W

      South San Francisco, CA

      Updated: 11:48 AM PDT on October 1, 2026 (GMT -7)
      3 minutes ago
      70°
      52°
      65
      Feels Like 65
      Fair
      N
      6
      Lower temperature is expected today
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Fri 10/02
        High 70°f
        4% Precip. / 0 in
        Sunshine and a few clouds. High near 70F. Winds WNW at 10 to 20 mph.
        Tonight
        Fri 10/02
        Low 54°f
        20% Precip. / 0 in
        Cloudy skies. Low 54F. Winds W at 10 to 15 mph.
        Tomorrow
        Sat 10/03
        High 74°f56°f
        8% Precip. / 0 in
        Cloudy. High 74F. Winds NNW at 10 to 15 mph.
        Hourly Forecast
        Now
        67°
        12PM
        67°
        1PM
        69°
        2PM
        69°
        3PM
        69°
        4PM
        68°
        5PM
        66°
        6PM
        63°
        6:52PM
        Sunset
        7PM
        60°
        8PM
        59°
        9PM
        59°
        10PM
        58°
        11PM
        58°
        12AM
        57°
        1AM
        56°
        2AM
        56°
        3AM
        56°
        4AM
        55°
        5AM
        55°
        6AM
        55°
        7AM
        55°
        7:06AM
        Sunrise
        8AM
        56°
        9AM
        58°
        10AM
        61°
        11AM
        63°
        Additional Conditions
        1. Pressure 29.89 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point58°F
        5. Humidity 73%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KSFO Station History
        Almanac for October 1, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 75°F 97°F 1980
        4. Low 52°F 55°F 42°F 1950
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for October 2, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 74°F 96°F
        4. Low 54°F 55°F 41°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:05 AM 6:52 PM
        3. Civil Twilight 6:39 AM 7:18 PM
        4. Nautical Twilight 6:08 AM 7:48PM
        5. Astronomical Twilight 5:38 AM 8:19 PM
        1. Length of Visible Light 12h 39m
        2. Length of Day 11h 47m
        3. Tomorrow will be 2 minutes 24 seconds shorter
        1. Moon 10:10 PM 12:57 PM
        2. Waning Gibbous65% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
        Nearby Weather Stations
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